Chromatography MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Chromatography, a fundamental topic in the field of Analytical Instrumentation. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Chromatography MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Chromatography mcq questions that explore various aspects of Chromatography problems. Each MCQ is crafted to challenge your understanding of Chromatography principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Analytical Instrumentation tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Chromatography MCQs are your pathway to success in mastering this essential Analytical Instrumentation topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Chromatography. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Chromatography knowledge to the test? Let's get started with our carefully curated MCQs!

Chromatography MCQs | Page 9 of 14

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Q81.
It is more difficult to measure the width at half peak height than the base width in the detector output.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q82.
The solute, while moving in the column is always in equilibrium with both the stationary phase and the mobile phase.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q83.
For the separation of which of the following substances, Gas-solid chromatography is being used?

a.

Thermally stable organic components

b.

Volatile organic components

c.

Thermally stable inorganic components

d.

Low molecular weight gaseous species

Discuss
Answer: (d).Low molecular weight gaseous species
Q84.
Which of the following is not a feature of carrier gas used in gas chromatography?

a.

It must be chemically inert

b.

It should be suitable for the detector employed

c.

It should not be completely pure

d.

It should be cheap

Discuss
Answer: (c).It should not be completely pure
Q85.
Which of the following is the disadvantage of hydrogen, which can be used as carrier gas in gas chromatography?

a.

Dangerous to use

b.

Expensive

c.

Reduced sensitivity

d.

High density

Discuss
Answer: (a).Dangerous to use
Q86.
Which of the following is the disadvantage of helium, which can be used as carrier gas in gas chromatography?

a.

Dangerous to use

b.

Expensive

c.

Reduced sensitivity

d.

High density

Discuss
Answer: (b).Expensive
Q87.
Which of the following is the disadvantage of nitrogen, which can be used as carrier gas in gas chromatography?

a.

Dangerous to use

b.

Expensive

c.

Reduced sensitivity

d.

High density

Discuss
Answer: (c).Reduced sensitivity
Q88.
Slow injection of large samples leads to band broadening and loss of resolution.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q89.
In which of the following methods are liquid samples injected into the column in gas chromatography?

a.

Gas tight syringe

b.

Micro-syringe

c.

Rotary sample valve

d.

Solid injection syringes

Discuss
Answer: (b).Micro-syringe
Q90.
What must be done to the solid samples for it to be introduced into the column without using solid injection syringes in gas chromatography?

a.

Introduced in hot-zone of the column

b.

Dissolved in volatile liquids

c.

Introduced using rotary sample valve

d.

Introduced using sampling loops

Discuss
Answer: (b).Dissolved in volatile liquids
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